Diving Tags: decompression sickness

In the case of scuba diving, the cause is now fairly well understood. Nitrogen in the air breathed from the tank dissolves into the blood as the diver descends. As the diver ascends, that nitrogen comes out of the blood as a result of the lowered pressure. It forms small bubbles that can grow larger unless re-absorbed into the blood stream or exhaled out through the lungs. Continue diving →